<?php
include_once __DIR__ . '/BaseController.php';

class CategoryController extends BaseController
{
	public $topActions = array(
		'index'		=>	'Manage categories',
		'create'	=>	'Create category',
	);

	public $kw = '';

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	function actionSuggest($suggestKeyword = '')
	{
		$form = new CategoryForm();
		$form->suggestKeyword = isset($_GET['suggestKeyword']) ? $_GET['suggestKeyword'] : '';
		$form->suggestCats = Category::model()->suggest($form->suggestKeyword);

		$this->renderPartial('_suggested_cats', array(
			'model'	=>	$form,
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate($pid = null)
	{
		$model=new Category;
		$model->parent_id = $pid;

		$parentModel = $model->findByPk($pid);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		$form = new CategoryForm();
		$form->suggestKeyword = isset($_POST['suggestKeyword']) ? $_POST['suggestKeyword'] : '';
		$form->suggestCats = $model->suggest($form->suggestKeyword);

		if (isset($_POST['btnSearch']) && Yii::app()->request->getIsAjaxRequest()) {

			return;
		}

		if(isset($_POST['Category']))
		{
			$model->attributes=$_POST['Category'];
            if($_POST['Category']['parent_id']=='') $model->parent_id=null;
            
			if (isset($_POST['btnSearch'])) {

			} else if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('create',array(
			'model'				=>	$model,
			'parentModel'		=>	$parentModel,
			'fModel'			=>	$form,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);
		$parentModel = $model->findByPk($model->parent_id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);
		$form = new CategoryForm();
		$form->suggestKeyword = isset($_POST['suggestKeyword']) ? $_POST['suggestKeyword'] : '';
		$form->suggestCats = $model->suggest($form->suggestKeyword);

		if(isset($_POST['Category']))
		{
			$model->attributes=$_POST['Category'];
            if($_POST['Category']['parent_id']=='') $model->parent_id=null;
            
			if (isset($_POST['btnSearch'])) {

			} else if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('update',array(
			'model'				=>$model,
			'parentModel'		=>	$parentModel,
			'fModel'			=>	$form,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$model = $this->loadModel($id);
			$parentId = $model->parent_id;
			$model->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
				$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : (!empty($parentId) ? array('view', 'id'=>$parentId):array($this->getId().'/')));
			else echo "Category <em>{$model->name}</em> has been deleted.";
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	public function actionUp($id, $step = 1)
	{
		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$model = $this->loadModel($id);
			Yii::import('application.extensions.behaviors.MovableActiveRecordBehavior');
			$model->attachBehavior('moveEngine', new MovableActiveRecordBehavior('parent_id'));

			$model->moveUp($step);

			$msg = "Category <em>{$model->name}</em> has been moved up.";

			Yii::app()->user->setFlash('action', $msg);

			if (Yii::app()->request->isAjaxRequest) echo $msg;
			else $this->redirect(Yii::app()->request->requestUri);
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	public function actionDown($id, $step = 1)
	{
		if(true || Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$model = $this->loadModel($id);

			Yii::import('application.extensions.behaviors.MovableActiveRecordBehavior');
			$model->attachBehavior('moveEngine', new MovableActiveRecordBehavior('parent_id'));

			$model->moveDown($step);

			$msg = "Category <em>{$model->name}</em> has been moved down.";

			Yii::app()->user->setFlash('action', $msg);

			if (Yii::app()->request->isAjaxRequest) echo $msg;
			else $this->redirect(Yii::app()->request->requestUri);
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Manages all models.
	 */
	public function actionIndex($cuk=null, $page = null)
	{
		$model=new Category('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Category']))
			$model->attributes=$_GET['Category'];

		if (Yii::app()->request->getIsAjaxRequest())
			$this->renderPartial('_children', array('model'	=>	$model));
		else
			$this->render('index',array(
				'model'=>$model,
			));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 *
	 * @return Category
	 */
	public function loadModel($id)
	{
		$model=Category::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='category-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}

	function actionSuggestCat($suggestKeyword = '')
	{
		$this->renderPartial(
			'_suggest',
			array(
				'dataProvider'	=>	Category::suggest($suggestKeyword),
			)
		);
	}

	function actionAttrs($id)
	{
		$model = $this->loadModel($id);
		$keyword = isset($_POST['keyword']) ? $_POST['keyword'] : null;

		if (isset($_POST['btnRemove'])) {
			$model->removeAttr(intval($_POST['btnRemove']));
		}

		if (isset($_POST['btnAdd'])) {
			$model->addAttr(intval($_POST['btnAdd']));
		}

		$aModel = new Attr('suggest');

		$this->render('attrs', array(
			'model'		=>	$model,
			'keyword'   =>	$keyword,
			'foundAttrs'=>	$aModel->suggest($keyword, $model->attrs),
		));
	}

	function actionSearch($cuk=null, $kw, $page = 1)
	{
		$this->kw = $kw;
		$this->render('search', array(
			'model'	=>	Category::model()->suggest($this->kw),
		));
	}
}
